Removes a subscription to the PeerContact and as a result the calling peer no longer receives PeerCollaboration events associated with the PeerContact.
public virtual void Unsubscribe()
This PeerContact object has been disposed.
If the calling peer is not subscribed to the PeerContact specified the result is a no-op. A calling peer can verify whether it is subscribed to events for the peer identified by this instance with the IsSubscribed property.
Calling this method requires a PermissionState of Unrestricted. This state is created when the peer collaboration session begins.